1. These Deck lights are constructed of solid casting aluminum for durability and beauty.They are long-life powder coating finished which is anti-UV and sunlight resistant. Our expert LED deck light lighting system, decrease energy consumption, provides long-term cost-savings. The replaceable LED bulb can reduce your cost of replacing the whole fixture such as integrated path lights. Low voltage transformer and wire connectors are required for installation (not included in this package). 2. This fixture operates with any 12-Volt low voltage landscape transformer(Not included in this package). Low voltage systems carry very little risk of electrical shock and can be safely installed by home owners as a do-it-yourself project, while 120-Volt lighting (“line voltage”) must be installed by a licensed electrician.3. These Deck lights are the go-to fixture to highlight elements of your landscape that add the most visual appeal, such as decks, stairs,steps, garden,yard,patio and architectural elements. Additionally, keeping your exterior brightly and illuminating dark areas of your yard can add safety and additional security to your home.Specifications:Low Voltage landscape deck LightsMaterial: Die-Casting Aluminum HousingInput Voltage: AC/DC 12VBulb Wattage: 2W G4 LED Bulb (Included)Base Type: G4 Bi-pinBrightness: 180LMColor Temperature: 3000 Kelvin Warm WhiteIP Rating: IP54Light Beam angle: 120°Bulb Lifetime : 15000 HoursLead Wire: 24" UL Listed SPT-1 18AWG copper wireRecommended Bulb Type: Replacable G4 LED Bulb 2~3 Watt or G4 Halogen Bulb 10~20 WattDimensions: (see drawing)Package Contents:10 x Landscape Deck Lights10 x 2W G4 LED Bulbs20 x screws for installationAfter-sell service:One Year limited lifeteime warranty.